The VEVOR ground grid paver is made of HDPE material with which is supersonically welded for tensile strength and high lateral. The dimension of the gravel grid is 9 ft. x 17 ft. each unit a full expanded single cell is 9.6 in. x 8.3 in. It works on slopes or flat areas and can be cut and attached.

VEVOR Geo Grid 9x17ft Ground Geocell Ground Grid 1885 lbs per Sq Patio Paver for Slope Driveways – 2in
$49.40